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subtitleoverlay: Implement support for switching between raw and non-raw video streams

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Sebastian Dröge 2011-09-19 11:24:47 +02:00
parent d094913a61
commit b1bb1e9b26
1 changed files with 21 additions and 1 deletions
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22
gst/playback/gstsubtitleoverlay.c
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@ -1747,18 +1747,36 @@ static gboolean
gst_subtitle_overlay_video_sink_setcaps (GstPad * pad, GstCaps * caps) gst_subtitle_overlay_video_sink_setcaps (GstPad * pad, GstCaps * caps)
{ {
GstSubtitleOverlay *self = GST_SUBTITLE_OVERLAY (gst_pad_get_parent (pad)); GstSubtitleOverlay *self = GST_SUBTITLE_OVERLAY (gst_pad_get_parent (pad));
GstPad *target;
gboolean ret = TRUE; gboolean ret = TRUE;
gint fps_n, fps_d; gint fps_n, fps_d;
GST_DEBUG_OBJECT (pad, "Setting caps: %" GST_PTR_FORMAT, caps); GST_DEBUG_OBJECT (pad, "Setting caps: %" GST_PTR_FORMAT, caps);
target =
gst_ghost_pad_get_target (GST_GHOST_PAD_CAST (self->subtitle_sinkpad));
GST_SUBTITLE_OVERLAY_LOCK (self);
if (!target || !gst_pad_accept_caps (target, caps)) {
GST_DEBUG_OBJECT (pad, "Target did not accept caps -- reconfiguring");
gst_pad_set_blocked_async_full (self->subtitle_block_pad, TRUE,
_pad_blocked_cb, gst_object_ref (self),
(GDestroyNotify) gst_object_unref);
gst_pad_set_blocked_async_full (self->video_block_pad, TRUE,
_pad_blocked_cb, gst_object_ref (self),
(GDestroyNotify) gst_object_unref);
}
if (!gst_video_parse_caps_framerate (caps, &fps_n, &fps_d)) { if (!gst_video_parse_caps_framerate (caps, &fps_n, &fps_d)) {
GST_ERROR_OBJECT (pad, "Failed to parse framerate from caps"); GST_ERROR_OBJECT (pad, "Failed to parse framerate from caps");
ret = FALSE; ret = FALSE;
GST_SUBTITLE_OVERLAY_UNLOCK (self);
goto out; goto out;
} }
GST_SUBTITLE_OVERLAY_LOCK (self);
if (self->fps_n != fps_n || self->fps_d != fps_d) { if (self->fps_n != fps_n || self->fps_d != fps_d) {
GST_DEBUG_OBJECT (self, "New video fps: %d/%d", fps_n, fps_d); GST_DEBUG_OBJECT (self, "New video fps: %d/%d", fps_n, fps_d);
self->fps_n = fps_n; self->fps_n = fps_n;
@ -1770,6 +1788,8 @@ gst_subtitle_overlay_video_sink_setcaps (GstPad * pad, GstCaps * caps)
ret = gst_ghost_pad_setcaps_default (pad, caps); ret = gst_ghost_pad_setcaps_default (pad, caps);
out: out:
if (target)
gst_object_unref (target);
gst_object_unref (self); gst_object_unref (self);
return ret; return ret;
} }